In 1743 he published his Tacite de dynamique, a work famous as developing the mechanical principle, known as "Alembert's Principle," first enunciated in 1742 (see Mechanics).
1 737) - if at that period the lessee remains and is left in possession, there is, in the case of written leases, a tacit renewal (tacite reconduction) of the lease as a verbal lease (Arts.
Under the pseudonym of La Motte Josseval, Amelot subsequently published a Discours politique sur Tacite, in which he analysed the character of Tiberius.
The Franco-German War drew Geffroy's attention to the origins of Germany, and his Rome et les Barbares: etude sur la Germanie de Tacite (1874) set forth some of the results of German scholarship. He was then appointed to superintend the opening of the French school of archaeology at Rome, and drew up two useful reports (1877 and 1884) on its origin and early work.